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Finding the Fourth Proportional to 73,696.44, 110,450.16 and 53,655.16

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Solution

The fourth proportional to 73,696.44, 110,450.16 and 53,655.16 is: 80,413.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,696.44 : 110,450.16 = 53,655.16 : x
  2. Step 2: Convert to fraction form
    73,696.44/110,450.16 = 53,655.16/x
  3. Step 3: Cross multiply
    73,696.44x = 110,450.16 × 53,655.16
  4. Step 4: Simplify right side
    73,696.44x = 5,926,221,006.83
  5. Step 5: Solve for x
    x = 5,926,221,006.83/73,696.44
  6. Step 6: Final answer
    x = 80,413.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.